Finding the Fourth Proportional to 98,978.46, 148,488.68 and 32,413.66

Step by Step Solution

1. Step 1: Write the proportion equation
   98,978.46 : 148,488.68 = 32,413.66 : x
2. Step 2: Convert to fraction form
   98,978.46/148,488.68 = 32,413.66/x
3. Step 3: Cross multiply
   98,978.46x = 148,488.68 × 32,413.66
4. Step 4: Simplify right side
   98,978.46x = 4,813,061,587.37
5. Step 5: Solve for x
   x = 4,813,061,587.37/98,978.46
6. Step 6: Final answer
   x = 48,627.36